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All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-348.277870
Energy at 298.15K-348.279772
HF Energy-348.277870
Nuclear repulsion energy133.721105
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 1170 1065 0.00      
2 A 1117 1017 45.14      
3 A 574 523 0.09      
4 A 227 206 0.47      
5 B 1111 1012 85.90      
6 B 722 657 10.88      

Unscaled Zero Point Vibrational Energy (zpe) 2460.3 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 2240.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HF/aug-cc-pVDZ
ABC
0.79111 0.20277 0.17912

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.599 1.214 -0.454
O2 0.599 0.252 0.510
O3 -0.599 -0.252 0.510
F4 -0.599 -1.214 -0.454

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.36192.12452.7076
O21.36191.29912.1245
O32.12451.29911.3619
F42.70762.12451.3619

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 105.930 O2 O3 F4 105.930
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.322      
2 O 0.322      
3 O 0.322      
4 F -0.322      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.564 0.564
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.972 -0.276 0.000
y -0.276 -20.614 0.000
z 0.000 0.000 -19.749
Traceless
 xyz
x 0.209 -0.276 0.000
y -0.276 -0.754 0.000
z 0.000 0.000 0.544
Polar
3z2-r21.089
x2-y20.642
xy-0.276
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.236 0.690 0.000
y 0.690 3.182 0.000
z 0.000 0.000 2.413


<r2> (average value of r2) Å2
<r2> 60.176
(<r2>)1/2 7.757